Israel: Study of >500,000 people shows 51% reduction in infections 13 days after first dose

Consistent across age, sex, sector, or comorbidity, except for diabetes

Paper: https://t.co/U6Aa9NMNJi

"Might be an underestimation"

*** Multiple caveats (who got tested and more) *** pic.twitter.com/KBhvbhVQlD

— Eran Segal (@segal_eran) January 29, 2021